- 上位互換
- じょういごかん【上位互換】【電算】 〔旧ソフト・データを扱えること〕
●上位互換の, 上位互換性のある backward [downward] compatible 《with [to]…》.
上位互換性 backward [downward] compatibility 《with [to]…》.●旧システム用に書かれたソフトとの上位互換性を保つ maintain backward compatibility with applications that were written to run with the former system.
Japanese-English dictionary. 2013.